Bobbie is always sick and weak       his brother Frank is a good football player, as strong as a horse.

She always thinks of ____ she can do more for her students.

I’ll probably see you on Sunday；　　　　， it will be on Monday.

What you smell as you sleep may influence your dreams. Smell the flowers before you go to sleep ________ you may just end up with rosier dreams.

Prices continued to rise while wages reminded low _____ the Government became increasingly unpopular.

-----Did your boss phone you again the next day?
-----No, it was a week __________ he gave me a second call.

—Have you known each other for long?
—Not very long, __________ we started to work in the company.

_________we sleep together or apart is one of the biggest cultural differences, and only in western societies ______ the feeling that babies should sleep apart from their parents.

I had just stepped out of the bathroom ______ I heard the steps.

Parent should take seriously their children’s requests for sunglasses _______ eye protection is necessary in sunny weather.